/* IGateWay.java 
* Created on Dec 13, 2012 
*@Author: Mr.Viet 
*@Phone: 01683430426 
*@Email: phamvanvietcdhd@gmail.com
*/ 
package com.session8; 

import java.rmi.Remote;
import java.rmi.RemoteException;

public interface IGateWay extends Remote{
	public int add(int a,int b) throws RemoteException;
	public int sub(int a,int b) throws RemoteException;
}
